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    The Model Rocket
    https://themodelrocket.com › what-is-the-largest-model-rocket-engine

    What is the Largest Model Rocket Engine?

    • The largest model rocket engine that you can purchase without getting a certification is the impulse class G as long as the average thrust is not over 80 Newton seconds. Class G engines have a total impuls… 展开

    Impulse Class S Engine

    It is hard to even imagine the amount of power an impulse class S model rocket engine has. Impulse classes for engines traditionally start with A and each class represents a ran… 展开

    The Model Rocket
    Civilian Space Exploration Team

    To give you an idea of just how powerful and large the S class engine is, let’s look at the S motor used by the Civilian Space eXploration Team (CSXT). In 2004, the CSXT made hist… 展开

    The Model Rocket
    Regulations

    As you can imagine there are some pretty tightrestrictions on an engine that is capable of launching a model rocket intospace. In order to launch a rocket using an S motor you … 展开

    The Model Rocket
    Largest Motor You Can Use Without FAA Approval

    Launching a 21 foot long model rocket intospace with an S motor is all well and good, but you are probably stillwondering what is the largest motor that you actually have a chance o… 展开

    The Model Rocket
    How many motors does a model rocket use?
    Some model rocket designs utilize two or possibly three motors in stages. There are single-use motors, and then there are multi-stage motors. Multi-stage motors will have a lower and sometimes intermediate stage motor that will show a value of 0 instead of a delayed time.
    themodelrocket.com